--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-04-02T00:00:00Z' dns-udp-queries-received-ipv4: 1468876654 dns-udp-queries-received-ipv6: 273605708 dns-tcp-queries-received-ipv4: 33424382 dns-tcp-queries-received-ipv6: 7613646 dns-udp-responses-sent-ipv4: 1467229214 dns-udp-responses-sent-ipv6: 273597582 dns-tcp-responses-sent-ipv4: 32171850 dns-tcp-responses-sent-ipv6: 7385003